DescriptionVIPer50-E, made using VIPower M0 Technology, combines on the same silicon chip a state-of-the-art PWM circuit together with an optimized, high voltage, Vertical Power MOSFET (620V/ 1.5A).

General Features■ ADJUSTABLE SWITCHING FREQUENCY UP TO 200 kHz
■ CURRENT MODE CONTROL
■ SOFT START AND SHUTDOWN CONTROL
■ AUTOMATIC BURST MODE OPERATION IN STAND-BY CONDITION ABLE TO MEET “BLUE ANGEL” NORM (<1w TOTAL POWER CONSUMPTION)
■ INTERNALLY TRIMMED ZENER REFERENCE
■ UNDERVOLTAGE LOCK-OUT WITH HYSTERESIS
■ INTEGRATED START-UP SUPPLY
■ OVER-TEMPERATURE PROTECTION
■ LOW STAND-BY CURRENT
■ ADJUSTABLE CURRENT LIMITATION

Manufacturer	STMicroelectronics
Product Category	AC DC Converters, Offline Switchers
Series	VIPER™
Packaging	Tube
Package-Case	Pentawatt-5 HV (Bent and Staggered Leads)
Operating-Temperature	-
Mounting-Type	Surface Mount
Supplier-Device-Package	5-PENTAWATT
Watt	50W
Output-Isolation	Isolated
Internal-Switch-s	Yes
Voltage-Breakdown	620V
Topology	Flyback
Voltage-Start-Up	11V
Voltage-Supply-Vcc-Vdd	8 V ~ 15 V
Duty-Cycle	-
Frequency-Switching	Up to 200kHz
Fault-Protection	Current Limiting, Over Temperature
Control-Features	Frequency Control, Soft Start, Sync